Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10724636 | Combined oil ring | Masataka Kawasaki, Hideshi Hitosugi, Kenji Arai | 2020-07-28 |
| 8240040 | Method for producing an annular seal member for use in spherical exhaust pipe joint | Masaru Noda | 2012-08-14 |
| 7883095 | Annular seal member for use in spherical exhaust pipe joint, and production method thereof | Masaru Noda | 2011-02-08 |
| 5940303 | Semiconductor device test system | Iwao Sakai, Naoyuki Sinonaga, Sinji Senba | 1999-08-17 |
| 5336332 | Washing apparatus and method for fluidized bed pelletizing and drying machine | Katsuhiko Satoh, Itsuo Muto, Shigeki Takeda | 1994-08-09 |
| 5188134 | Automatic inner pipeline surface washing apparatus | Katsuhiko Satoh, Itsuo Muto, Shigeki Takeda | 1993-02-23 |
| 4820316 | Method of foreseeing break-through in gas adsorbing apparatus | Hisayuki Mizuno, Masao Miura, Hiroyuki Fukushima, Kyouhei Ohizumi, Yoshio Nishimura | 1989-04-11 |
| 4406719 | Process and apparatus for preparing laminated heat-shrinkable strip with electric conductor wire embedded therein | Takuo Mitsumoto, Yuzo Takahashi | 1983-09-27 |